Notification based on the issue type to diferents groups

I need to perform a notification scheme based on depending which issue is choosen the notification will arrive to a certain groups which already existins in the project. For instance: issueTypeHW-> the notification only will arrive to the HWgroup. issueTypeSW--->notification only to SW group. The problems is that every project will include this issues (HW+SW) al also both groups....

As a Belgian, beer-lover and home brewer, beer is one of my great passions. I love the fact that with just a few ingredients (usually just water, hop and malt) you can create so many different tastes...